Pith Number

pith:ONZ3LVPC

pith:2020:ONZ3LVPCPZW5ZVA75B6CZM23E7

not attested not anchored not stored refs pending

Topic Modeling on User Stories using Word Mover's Distance

Andreas Vogelsang, Florian Brokhausen, Kim Julian G\"ulle, Nicholas Ford, Patrick Ebel

arxiv:2007.05302 v2 · 2020-07-10 · cs.CL · cs.IR

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{ONZ3LVPCPZW5ZVA75B6CZM23E7}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T01:18:05.228590Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

7373b5d5e27e6ddcd41fe87c2cb35b27f252af4242fdbbd06160f9a62a03ed62

Aliases

arxiv: 2007.05302 · arxiv_version: 2007.05302v2 · doi: 10.48550/arxiv.2007.05302 · pith_short_12: ONZ3LVPCPZW5 · pith_short_16: ONZ3LVPCPZW5ZVA7 · pith_short_8: ONZ3LVPC

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/ONZ3LVPCPZW5ZVA75B6CZM23E7 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 7373b5d5e27e6ddcd41fe87c2cb35b27f252af4242fdbbd06160f9a62a03ed62

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "feb2f38f14cecbb4021908ca329b33eab4aa74ae362afde993c87432699e1072",
    "cross_cats_sorted": [
      "cs.IR"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cs.CL",
    "submitted_at": "2020-07-10T11:05:42Z",
    "title_canon_sha256": "a12eb7240fb3778634a685be3035ad9dcd6e7cb207c29bab194f0f7f6f65654e"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2007.05302",
    "kind": "arxiv",
    "version": 2
  }
}